package com.msb.test01;

public class HelloWord {
    public static void main(String[] args) {
        //整数类型
        byte a=2,aa = 12;
        short b = 12344;
        int c = 1234567;
        long d = 123456789L;
        //浮点类型
        float e = 123456789.0F;

        double f = 123456789.0D;
        // 布尔类型
        boolean g = true;

        //字符类型
        char h = 'a';
        String i = "b吧 ";
        System.out.println(aa);
        System.out.println(d);
        System.out.println(i);

        int aaaa=a++ + 1;
        System.out.println(aaaa);

        int aaa=++a+1;
        System.out.println(aaa);




    }
}
